5217447125 has 16 divisors (see below), whose sum is σ = 7103318976. Its totient is φ = 3794506000.

The previous prime is 5217447077. The next prime is 5217447127.

It is a happy number.

5217447125 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5217447125 - 2¹² = 5217443029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5217447127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1895879 + ... + 1898628.

It is an arithmetic number, because the mean of its divisors is an integer number (443957436).

Almost surely, 2^5217447125 is an apocalyptic number.

5217447125 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5217447125 is a deficient number, since it is larger than the sum of its proper divisors (1885871851).

5217447125 is a wasteful number, since it uses less digits than its factorization.

5217447125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3794533 (or 3794523 counting only the distinct ones).

The product of its digits is 78400, while the sum is 38.

The square root of 5217447125 is about 72231.8982513958. The cubic root of 5217447125 is about 1734.4136607458.

It can be divided in two parts, 52174 and 47125, that added together give a palindrome (99299).

The spelling of 5217447125 in words is "five billion, two hundred seventeen million, four hundred forty-seven thousand, one hundred twenty-five".